<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <script src="./vue.js"></script>
</head>

<body>
  <div id="app">
    <!-- <label for="agree">
      <input type="checkbox" id="agree" v-model="isAgree">同意协议
    </label>
    你选择的是{{isAgree}}
    <button ：disable="!isAgree">下一步</button> -->
    <input type="checkbox" value="aaa" v-model="total">aaa
    <input type="checkbox" value="bbb" v-model="total">bbb
    <input type="checkbox" value="ccc" v-model="total">ccc
    <input type="checkbox" value="ddd" v-model="total">ddd
    <h2>你选择的是{{total}}</h2>
  </div>

  <script>
    var vm = new Vue({
      el: '#app',
      data: {
        name: 'Taec',
        isAgree: false,
        total: []
      }
    })
  </script>
</body>

</html>